What to Watch for at the World Economic Forum

Jan. 22 (Bloomberg) -- Bloomberg's Tom Keene and Erik Schatzker preview the major topics at this year's World Economic Forum in Davos, Switzerland. They speak on Bloomberg Television's "Bloomberg Surveillance."
Tesla's Marketing Strategy Is Brilliant: Patterson
07:53 - May 1 -- MatlinPatterson Global Advisers' Mark Patterson discusses Tesla branching out into the battery business with Bloomberg's Alix Steel on "Street Smart."
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